【判断题】三相对称电路中,线电压不变,将三角形联接的三相负载改接成星形联接,则负载的线电流是原来线电流的3倍。
【单选题】I enjoy my life here. I have _____ friends, and we meet quite often. [ ]
【简答题】在三相对称负载三角形联接的电路中,线电压为220V,每相电阻均为110Ω,则相电流 (________)A,线电流 A。
【单选题】What I want to do most is to have______quite interesting book, and______time to enjoy it.
【单选题】( )I quite enjoy ______ here .
【单选题】三相对称电路中,线电压不变,将三角形联接的三相负载改接成星形联接,则负载的线电流是原来线电流的( )倍。
【单选题】What I want to do most is to have____ quite interesting book, and ____ time to enjoy it.
【单选题】三相对称电路中,线电压不变,将三角形联接的三相负载改接成星形联接,则负载的线电流是原来线电流的( )倍。